Instruction Manual

DG-1000 Dispenser

 1998 Nordson Corporation

107 156C

Issued 11/98

Manual 12-35

CAUTION: To prevent damage to the needle, do not

overtighten the spring retainer.

11. Place the spring retainer (1) on the needle (7). Using the

module-adjusting wrenches hold the seal lock nut in place and tighten

the spring retainer snugly.

12. Seat the needle. Check the height of the seal lock nut (2).

13. Make sure that the ball and seat is properly seated.

1235006A

Fig. 6 Installing the Air Piston

1. Spring retainer

2. Seal lock nut

3. O-ring

4. Piston insertion tool

5. Seal lip

6. Air piston

7. Needle

8. Upper body

9. Lower body